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【多选题】
为了防止挖掘机蓄电池发生爆炸事故，可采取的措施为A.
避免明火接近蓄电池顶部
B.
横跨接线端放置金属物检测电量多少
C.
不可给冻结的蓄电池充电
D.
密封蓄电池电解液加注口
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【单选题】— Did you tell Tom the good news? — Sorry, I forgot it. I _____ him now. [ ]
A.
will be calling
B.
call
C.
will call
D.
am to call
【简答题】I am sorry.I forgot_____(tell)you the news.
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